>> yeah. >> pelley: the salesman asked us to disguise him and not use his name. he fears the connection to n.e.c.c. will ruin his career. he left n.e.c.c. a year before the steroid disaster. he says he was replaced by a competing salesman. he told us that many of n.e.c.c.'s clients were in on the fraud at the heart of the company's growth. the law required n.e.c.c. to have a name on a prescription, so clinics provided names-- any names. >> "bart simpson," "homer simpson" that we... those ones did raise red flags, and we told to call our client back, and say, "hey, give us different names." the follow-up names would be like a john doe, jane doe, bill doe, you know, jane smith, bill smith, et cetera. >> pelley: these weren't real people? >> as far as i know. i mean, how many jane does and john does do you know? i mean... >> pelley: and when you got the prescriptions with bart simpson's name and homer simpson's name, you went back to that client and said what? >> can you please, you know, give us legitimate names or people that you know? sometimes, they'd take a pho